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Ohm Bands

Orange Grey Brown Gold — 380 Ω

Read left to right, starting from the end where the bands are grouped. The gold band is the tolerance and always sits alone at the far end.

38×10±5%
Orange3Grey8Brown×10Gold±5%

Value

380 Ω

Range at ±5%

361 Ω – 399 Ω

Standard value

Non-standard

No E24 part carries this value — check you are reading from the right end.


What each band says

BandColourMeaning
1Orange1st digit — 3
2Grey2nd digit — 8
3BrownMultiplier — ×10
4GoldTolerance — ±5%

In a circuit

Across 5 V

13.2 mA · 65.8 mW · 1/4 W part

Across 12 V

31.6 mA · 379 mW · 1 W part

Surface-mount marking for the same value: 381.

If you misread one band

Brown and red, or orange and red, are easy to confuse under a desk lamp. These are the codes one band away from this one.